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estimation of volatility models with breaks as against those of GARCH models without volatility breaks and that the introduction … of volatility breaks reduces the level of persistence in most of the models. The study recommends the incorporation of … significant events in GARCH models in volatility estimation of key asset prices. …
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We use consumer price data for 205 cities/regions in 21 countries to study PPP deviations before, during and after the major currency crises of the 1990s. We combine data from industrialized nations in North America (Unites States, Canada and Mexico), Europe (Germany, Italy, Spain and Portugal),...
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In this paper, we investigate the long-run relationship between effective real exchange rate volatility and economic growth in 15 Sub-Saharan African (SSA) countries using panel unit root and cointegration tests over the period 1980 to 2004. In addition, we use fully modified OLS (FMOLS),...
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